But the heartbroken dad of a slain Army lieutenant on Wednesday showed how hard and subjective it is to decide whether a soldier is worthy of the "leave no one behind" credo.
"Got to be careful," the Haitian immigrant says in summarizing his own behind-the-wheel credo.
The SDG credo "leave no one behind" also applies to the SDGs themselves.
As an example, the 2030 development agenda has as a credo "leave no one behind" to reach out to the disenfranchised part of the population - could be the "ultra-poor", handicapped people, elderly etc.
Oddly, and even while increasing numbers of writers and teachers of writing come up through writing programmes, we – and I include myself here – may be the ones most lastingly dubious about our own discipline, taking refuge behind Toby Litt's credo "that creative writing couldn't be taught, but that it could be learned".
Explaining some of the thinking behind the investment, Credo Partner Jan Habermann tells me he is particularly excited about the growth of Kontakt.io and what the startup has been able to achieve on fairly limited resources.
Such an affirming process, involving improvisations and rehearsals, is true to the credo of regional theater, and the play roasts the behind-the-scenes stressors endemic to every regional theater: budgets unbalanced, money unraised, subscribers unpacified and unretained.
The younger brother of the taste-defying duo behind elBulli, Adrià's cooking credo is simple: "If there's no food left, it was good".
In "The Genius of Judaism," Levy elaborates on his credo by rebutting the pernicious and false logic behind current anti-Semitism and defends Israel as the world's most successful multi-ethnic democracy created from scratch.
Yet behind it all lay hard graft and a determined collective credo.
